KR20220097397A - 무선 통신 시스템에서 암호화 키 설정 방법, 장치, 컴퓨터 프로그램 및 그 기록 매체 - Google Patents

무선 통신 시스템에서 암호화 키 설정 방법, 장치, 컴퓨터 프로그램 및 그 기록 매체 Download PDF

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Publication number
KR20220097397A
KR20220097397A KR1020227014009A KR20227014009A KR20220097397A KR 20220097397 A KR20220097397 A KR 20220097397A KR 1020227014009 A KR1020227014009 A KR 1020227014009A KR 20227014009 A KR20227014009 A KR 20227014009A KR 20220097397 A KR20220097397 A KR 20220097397A
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KR
South Korea
Prior art keywords
audio
controller
host
encryption key
key size
Prior art date
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KR1020227014009A
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English (en)
Korean (ko)
Inventor
이재호
Original Assignee
인텔렉추얼디스커버리 주식회사
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Publication of KR20220097397A publication Critical patent/KR20220097397A/ko

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
    • H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
    • H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
    • H04L69/324—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the data link layer [OSI layer 2], e.g. HDLC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/001—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using chaotic signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/088—Usage controlling of secret information, e.g. techniques for restricting cryptographic keys to pre-authorized uses, different access levels, validity of crypto-period, different key- or password length, or different strong and weak cryptographic algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/40—Network security protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H04W12/043—Key management, e.g. using generic bootstrapping architecture [GBA] using a trusted network node as an anchor
    • H04W12/0433—Key management protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/60—Context-dependent security
    • H04W12/67—Risk-dependent, e.g. selecting a security level depending on risk profiles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/50—Secure pairing of devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020227014009A 2019-11-07 2020-11-05 무선 통신 시스템에서 암호화 키 설정 방법, 장치, 컴퓨터 프로그램 및 그 기록 매체 KR20220097397A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20190141551 2019-11-07
KR1020190141551 2019-11-07
PCT/KR2020/015364 WO2021091241A1 (ko) 2019-11-07 2020-11-05 무선 통신 시스템에서 암호화 키 설정 방법, 장치, 컴퓨터 프로그램 및 그 기록 매체

Publications (1)

Publication Number Publication Date
KR20220097397A true KR20220097397A (ko) 2022-07-07

Family

ID=75848906

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227014009A KR20220097397A (ko) 2019-11-07 2020-11-05 무선 통신 시스템에서 암호화 키 설정 방법, 장치, 컴퓨터 프로그램 및 그 기록 매체

Country Status (5)

Country Link
US (1) US20220417743A1 (de)
EP (1) EP4057565A4 (de)
KR (1) KR20220097397A (de)
CN (1) CN114747176A (de)
WO (1) WO2021091241A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11438089B2 (en) 2020-11-10 2022-09-06 Silicon Laboratories Inc. System and method for phase manipulation attack protection and detection in AoA and AoD
US11700531B2 (en) * 2020-11-10 2023-07-11 Silicon Laboratories Inc. System and method for phase manipulation attack protection and detection in AoA and AoD

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6965992B1 (en) * 2000-02-24 2005-11-15 3Com Corporation Method and system for network security capable of doing stronger encryption with authorized devices
JP2002016594A (ja) * 2000-06-30 2002-01-18 Toshiba Corp 無線通信装置及び同装置に適用される暗号化／復号化処理用キー長制御方法
US7660959B2 (en) * 2006-09-28 2010-02-09 International Business Machines Corporation Managing encryption for volumes in storage pools
EP2122440A4 (de) * 2007-02-01 2014-04-30 Invidi Tech Corp Targeting von inhalt auf standortbasis
US8787575B2 (en) * 2007-08-31 2014-07-22 France Brevets Method and apparatus for propagating encryption keys between wireless communication devices
US20110003548A1 (en) * 2009-07-03 2011-01-06 Thomas Milne Malcolmson Technique that enables each of a system of bluetooth devices to appear and function, in relation to client devices, as the same one device.
US9052824B2 (en) * 2012-01-26 2015-06-09 Upthere, Inc. Content addressable stores based on sibling groups
US10078754B1 (en) * 2013-09-24 2018-09-18 Amazon Technologies, Inc. Volume cryptographic key management
JP6477699B2 (ja) * 2014-06-20 2019-03-06 ソニー株式会社 情報処理装置および情報処理方法
KR102287946B1 (ko) * 2014-09-05 2021-08-09 삼성전자주식회사 데이터 암호화 방법 및 장치
WO2016178542A1 (ko) * 2015-05-07 2016-11-10 엘지전자(주) 블루투스에서 데이터를 송수신하기 위한 방법 및 장치
US9767684B2 (en) * 2015-10-02 2017-09-19 Lg Electronics Inc. Method and device for controlling device using Bluetooth in wireless communication system
JP6789628B2 (ja) * 2015-12-18 2020-11-25 キヤノン株式会社 通信装置、制御方法、および、プログラム

Also Published As

Publication number Publication date
CN114747176A (zh) 2022-07-12
US20220417743A1 (en) 2022-12-29
EP4057565A4 (de) 2023-11-29
WO2021091241A1 (ko) 2021-05-14
EP4057565A1 (de) 2022-09-14

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